The latest comments block displays the most recent comments readers have left on your blog.
The latest comments block can be added to a page by clicking on the Add Block button. It can be found in Widgets section. Alternatively, you can type /latest and click on Latest Comments.
Detailed instructions on adding blocks can be found here.
Each block has its own block-specific controls that allow you to manipulate the block right in the editor.
The block toolbar for the latest comments block has options for alignment. To align the categories, first click on them, then choose from left, center, and right alignment. They will be left aligned by default.
Every block has specific options in the editor sidebar in addition to the options found in the block toolbar. If you do not see the sidebar, simply click the ‘cog’ icon next to the Publish button.
The Latest Comments Settings allow you to choose whether to display the avatar, the date, and/or the excerpt. They are all on by default. You may also choose the number of comments to display within the block.
The advanced tab lets you add a CSS class to your block, allowing you to write custom CSS and style the block as you see fit.